Kapitonov, A., S. Lonshakov, I. Berman, E. Castelló Ferrer, F. P. Bonsignorio, V. Bulatov, and A. Svistov. “Robotic Services for New Paradigm Smart Cities Based on Decentralized Technologies”. Ledger, vol. 4, Apr. 2019, doi:10.5195/ledger.2019.177.